From 0f73e5b00cb7e395e3ca455ababdce932df8f21f Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Wed, 27 Feb 2019 20:38:42 +0100
Subject: Implement Timeout Interval Option (RFC 2349, part 1)

---
 src/tftp.rs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/tftp.rs b/src/tftp.rs
index b37b1b3..f2130c6 100644
--- a/src/tftp.rs
+++ b/src/tftp.rs
@@ -10,9 +10,11 @@ use std::collections::HashMap;
 use std::path::{Path,PathBuf};
 use std::io;
 use std::io::prelude::*;
+use std::time::Duration;
 
 pub struct TftpOptions {
     blksize: usize,
+    timeout: u8,
 }
 
 pub struct Tftp {
@@ -22,6 +24,7 @@ pub struct Tftp {
 fn default_options() -> TftpOptions {
     TftpOptions {
         blksize: 512,
+        timeout: 3,
     }
 }
 
@@ -114,13 +117,24 @@ impl Tftp {
                             self.options.blksize = b;
                             true
                         }
-                        _ => false,
+                        _ => false
+                    }
+                }
+                "timeout" => {
+                    match val.parse() {
+                        Ok(t) if t >= 1 => {
+                            self.options.timeout = t;
+                            true
+                        }
+                        _ => false
                     }
                 }
                 _ => false
             }
         });
 
+        sock.set_read_timeout(Some(Duration::from_secs(self.options.timeout as u64)))?;
+
         self.ack_options(&sock, &options, ackwait)?;
 
         return Ok(());
-- 
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